SSLBL: Malicious SSL certificate detected (ConnectWise C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 23, 2026
UpdatedFebruary 23, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"82:55:38:54:83:50:61:d9:9a:bd:86:9b:f6:24:06:19:af:71:77:f7"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/82553854835061d99abd869bf6240619af7177f7/; sid:903209009; rev:1;)
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